/Engine/Source/Runtime/Engine/Classes/GameFramework/MovementComponent.h
Return true if the given collision shape overlaps other geometry at the given location and rotation. The collision params are set byInitCollisionParams().
virtual bool OverlapTest ( const FVector & Location, const FQuat & RotationQuat, const ECollisionChannel CollisionChannel, const [FCollisionShape](API\Runtime\PhysicsCore\FCollisionShape) & CollisionShape, const [AActor](API\Runtime\Engine\GameFramework\AActor) * IgnoreActor ) const